Home / 132,962.18-199,480.17-73,839.36

Finding the Fourth Proportional to 132,962.18, 199,480.17 and 73,839.36

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Solution

The fourth proportional to 132,962.18, 199,480.17 and 73,839.36 is: 110,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,962.18 : 199,480.17 = 73,839.36 : x
  2. Step 2: Convert to fraction form
    132,962.18/199,480.17 = 73,839.36/x
  3. Step 3: Cross multiply
    132,962.18x = 199,480.17 × 73,839.36
  4. Step 4: Simplify right side
    132,962.18x = 14,729,488,487.42
  5. Step 5: Solve for x
    x = 14,729,488,487.42/132,962.18
  6. Step 6: Final answer
    x = 110,779.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.